<template>
    <div>
        <!-- 面包屑导航 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>用户管理</el-breadcrumb-item>
            <el-breadcrumb-item>用户列表</el-breadcrumb-item>
        </el-breadcrumb>

        <el-card>
            <!-- 搜索区 -->
            <el-row :gutter="20">
                <el-col :span="10">
                    <el-input placeholder="请输入内容" class="input-with-select" v-model="queryInfo.query" clearable
                        @clear="getUserList">
                        <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
                    </el-input>
                </el-col>
                <el-col :span="4">
                    <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>

                </el-col>
            </el-row>

            <!-- 列表 -->
            <el-table :data="userList" style="width: 100%" border stripe>
                <el-table-column type="index" label="序号"></el-table-column>
                <el-table-column prop="username" label="姓名"> </el-table-column>
                <el-table-column prop="email" label="邮箱"> </el-table-column>
                <el-table-column prop="mobile" label="电话"> </el-table-column>
                <el-table-column prop="role_name" label="角色"> </el-table-column>
                <el-table-column label="状态">
                    <template slot-scope="scope">
                        <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)"> </el-switch>
                    </template>
                </el-table-column>
                <el-table-column label="操作" width="180px">
                    <template slot-scope="scope">
                        <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)">
                        </el-button>
                        <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeUser(scope.row)">
                        </el-button>
                        <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
                            <el-button type="warning" icon="el-icon-setting" size="mini" @click="onSetRole(scope.row)">
                            </el-button>
                        </el-tooltip>
                    </template>
                </el-table-column>
            </el-table>
            <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
                :current-page="queryInfo.pagenum" :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize"
                layout="total, sizes, prev, pager, next, jumper" :total="total">
            </el-pagination>
        </el-card>

        <!-- 添加用户对话框 -->
        <el-dialog title="添加用户" :visible.sync="addDialogVisible" width="50%" @close="addDialogClosed">
            <el-form :model="addForm" :rules="addRules" ref="addRuleForm" label-width="100px">
                <el-form-item label="用户名" prop="username">
                    <el-input v-model="addForm.username"></el-input>
                </el-form-item>
                <el-form-item label="密码" prop="password">
                    <el-input v-model="addForm.password"></el-input>
                </el-form-item>
                <el-form-item label="邮箱" prop="email">
                    <el-input v-model="addForm.email"></el-input>
                </el-form-item>
                <el-form-item label="手机号" prop="mobile">
                    <el-input v-model="addForm.mobile"></el-input>
                </el-form-item>
            </el-form>


            <span slot="footer" class="dialog-footer">
                <el-button @click="addDialogVisible = false">取 消</el-button>
                <el-button type="primary" @click="addUser">确 定</el-button>
            </span>
        </el-dialog>

        <!-- 修改用户对话框 -->
        <el-dialog title="修改用户" :visible.sync="editDialogVisible" width="50%" @close="editDialogClosed">
            <el-form :model="editForm" :rules="addRules" ref="editRuleForm" label-width="80px">
                <el-form-item label="用户名" prop="username">
                    <el-input v-model="editForm.username" disabled></el-input>
                </el-form-item>
                <el-form-item label="邮箱" prop="email">
                    <el-input v-model="editForm.email"></el-input>
                </el-form-item>
                <el-form-item label="手机号" prop="mobile">
                    <el-input v-model="editForm.mobile"></el-input>
                </el-form-item>
            </el-form>
            <span slot="footer" class="dialog-footer">
                <el-button @click="editDialogVisible = false">取 消</el-button>
                <el-button type="primary" @click="editUser">确 定</el-button>
            </span>
        </el-dialog>
        <el-dialog title="分配角色" :visible.sync="setRoleDialogVisible" width="50%" @close="onRoleClosed">
            <div>
                <p>当前用户：{{user.username}}</p>
                <p>当前角色：{{user.role_name}}</p>
                <p>分配新角色：
                    <el-select v-model="selectedRoleId" placeholder="请选择">
                        <el-option v-for="item in rolesList" :key="item.id" :label="item.roleName" :value="item.id">
                        </el-option>
                    </el-select>

                </p>
            </div>
            <span slot="footer" class="dialog-footer">
                <el-button @click="setRoleDialogVisible = false">取 消</el-button>
                <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
            </span>
        </el-dialog>
    </div>
</template>

<script>
    export default {
        data() {
            var checkEmail = (rule, value, callback) => {
                const regEamil = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
                if (regEamil.test(value)) return callback()
                callback(new Error('请输入合法邮箱'))
            };

            var checkMobile = (rule, value, callback) => {
                const regEamil = /^[1](([3][0-9])|([4][5-9])|([5][0-3,5-9])|([6][5,6])|([7][0-8])|([8][0-9])|([9][1,8,9]))[0-9]{8}$/
                if (regEamil.test(value)) return callback()
                callback(new Error('请输入合法手机号'))
            };

            return {
                //获取参数对象
                queryInfo: {
                    query: '',
                    pagenum: 1,
                    pagesize: 2
                },
                userList: [],
                total: 0,
                addDialogVisible: false,
                editDialogVisible: false,
                setRoleDialogVisible: false,
                editForm: {},
                //添加表单数据
                addForm: {
                    username: '',
                    password: '',
                    email: '',
                    mobile: ''
                },
                //添加表单验证规则
                addRules: {
                    username: [
                        { required: true, message: '请输入用户名', trigger: 'blur' },
                        { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }],
                    password: [
                        { required: true, message: '请输入密码', trigger: 'blur' },
                        { min: 6, max: 10, message: '长度在 6 到 10 个字符', trigger: 'blur' }],
                    email: [
                        { required: true, message: '请输入邮箱', trigger: 'blur' },
                        { validator: checkEmail, trigger: 'blur' }],
                    mobile: [
                        { required: true, message: '请输入手机号', trigger: 'blur' },
                        { validator: checkMobile, trigger: 'blur' }]
                },

                //分配的用户信息
                user: {},
                rolesList: [],
                selectedRoleId: ''
            }
        },
        created() {
            this.getUserList()
        },
        methods: {
            async getUserList() {
                var { data: res } = await this.$http.get('users', { params: this.queryInfo });
                if (res.meta.status !== 200) return this.$message('获取用户列表失败');
                this.userList = res.data.users;
                this.total = res.data.total;
            },
            handleSizeChange(newSize) {
                this.queryInfo.pagesize = newSize
                this.getUserList()
            },

            handleCurrentChange(crtSize) {
                this.queryInfo.pagenum = crtSize
                this.getUserList()
            },
            async userStateChanged(info) {
                var { data: res } = await this.$http.put(`users/${info.id}/state/${info.mg_state}`)
                if (res.meta.status !== 200) {
                    info.mg_state = !info.mg_state
                    return this.$message.error('更新信息失败')
                }
                this.$message.success('更新用户状态成功')
            },
            addDialogClosed() {
                this.$refs.addRuleForm.resetFields()
            },
            addUser() {
                this.$refs.addRuleForm.validate(async vd => {
                    if (!vd) return
                    var { data: res } = await this.$http.post('users', this.addForm)
                    if (res.meta.status !== 201) return this.$message.error('添加用户失败')
                    this.$message.success('添加用户成功')
                    this.addDialogVisible = false
                    this.getUserList()
                })
            },
            async showEditDialog(id) {
                const { data: res } = await this.$http.get('users/' + id)
                if (res.meta.status !== 200) return this.$message.error('查询失败')
                this.editForm = res.data
                this.editDialogVisible = true
            },

            editDialogClosed() {
                this.$refs.editRuleForm.resetFields()
            },
            editUser() {
                this.$refs.editRuleForm.validate(async vd => {
                    if (!vd) return
                    var { data: res } = await this.$http.put('users/' + this.editForm.id, { email: this.editForm.email, mobile: this.editForm.mobile })
                    if (res.meta.status !== 200) return this.$message.error('编辑用户失败')
                    this.$message.success('编辑用户成功')
                    this.editDialogVisible = false
                    this.getUserList()
                })
            },
            async removeUser(user) {
                const confrimR = await this.$confirm(`是否删除用户${user.username}?`, '提示', {
                    confirmButtonText: '确定',
                    cancelButtonText: '取消',
                    type: 'warning'
                }).catch(err => err)
                console.log(confrimR, typeof (confrimR));
                if (confrimR !== 'confirm') return;

                const { data: res } = await this.$http.delete('users/' + user.id)
                if (res.meta.status !== 200) return this.$message.error('删除失败')
                this.$message.success('删除陈功');
                this.getUserList()
            },
            async onSetRole(user) {
                this.user = user
                //获取角色列表
                var { data: res } = await this.$http.get('roles')
                if (res.meta.status !== 200) return this.$message.error('获取角色失败')
                this.rolesList = res.data

                this.setRoleDialogVisible = true
            },

            async saveRoleInfo() {
                if (!this.selectedRoleId) return this.$message.error('未选择用户')
                var { data: res } = await this.$http.put(`users/${this.user.id}/role`, { rid: this.selectedRoleId })
                if (res.meta.status !== 200) return this.$message.error('分配角色失败')
                this.$message.success('分配角色成功')
                this.getUserList()
                this.setRoleDialogVisible = false

            },
            onRoleClosed() {
                this.selectedRoleId = ''
                this.user = {}
            }
        }
    }
</script>


<style lang="less" scoped>

</style>